Oral cavity anesthesia needle stable in medicine applying

Abstract

The invention provides an oral cavity anesthesia needle stable in medicine applying. The oral cavity anesthesia needle comprises a needle cylinder, wherein a limiting plate is arranged above the needle cylinder; a connecting rod is fixed to the lower end of the limiting plate; an electromagnet is connected to the middle part of the connecting rod, and is fixed to the upper wall of the needle cylinder; a connecting spring is fixed to a permanent magnet; the permanent magnet is embedded in a piston; the piston is arranged in the inner surface of the needle cylinder in a sliding manner; a controlswitch is arranged below a movable power source interface, and is fixed to the outer wall of the needle cylinder; a rubber handle is fixed to the needle cylinder; a medicine transporting head is arranged below a cone head of the needle cylinder; an illumination lamp seat is mounted on the left side of the medicine transporting head, and is placed below the cone head of the needle cylinder; a connecting cavity is formed between a movable connecting head and the medicine transporting head; and a needle head is mounted below the movable connecting head. The oral cavity anesthesia needle disclosed by the invention is novel in structure, easy and convenient to use and operate, high in practicality and long in service life.

Description

technical field [0001] The invention relates to a medical device, in particular to an oral anesthesia needle for stably feeding medicine. Background technique [0002] With the improvement of people's living standards, people's liking for food is getting higher and higher, but after enjoying it, there are more and more oral problems. Severe cases need oral surgery in the hospital, and before the surgery, you need Anesthetize the patient, but due to the particularity of the oral cavity, the doctor needs to grasp the patient's adaptability when applying the medicine, so as to administer the medicine stably. The traditional syringe structure is relatively simple, and the speed of applying the medicine depends on the doctor's experience. Sometimes it causes discomfort to patients, so it needs to be optimized and upgraded. Contents of the invention [0003] The object of the present invention is to provide an oral anesthesia needle with stable drug delivery, so as to solve the...

AI Technical Summary

Problems solved by technology

[0002] With the improvement of people's living standards, people's liking for food is getting higher and higher, but after enjoying it, there are more and more oral problems. Severe cases need oral surgery in the hospital, and before the surgery, you need Anesthetize the patient, but due to the particularity of the oral cavity, the doctor needs to grasp the patient's adaptability when applying the medicine, so as to administer the medicine stably. The traditional syringe structure is relatively simple, and the speed of applying the medicine depends on the doctor's experience. Sometimes it causes discomfort to patients, so it needs to be optimized and upgraded

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